Results 11 to 20 of about 100,986 (232)

Design of transparent communication network system of electro-hydraulic control system of hydraulic support

open access: yesGong-kuang zidonghua, 2017
Current communication network system of electro-hydraulic control system of hydraulic support adopts no host control method to transmit data, and data generation time, generation quantity and delivery time has uncertainty,so as to cause communication ...
WANG Shuming
doaj   +2 more sources

Software defect management of electro hydraulic control system of hydraulic support

open access: yesGong-kuang zidonghua, 2016
For software defect problem of electro hydraulic control system of hydraulic support, software structural features of the electro-hydraulic control system were analyzed from software testing method, software defect management framework was built ...
NIU Jianfeng, BAI Yongsheng, GUO Dinghe
doaj   +2 more sources

Development of automatic test platform of electro-hydraulic control system of hydraulic support

open access: yesGong-kuang zidonghua, 2018
In view of problems of high cost, low test efficiency and unable to record test data automatically of functional test methods of existing electro-hydraulic control system of hydraulic support, and in order to verify adaptability of control logic of the ...
LI Junshi
doaj   +2 more sources

Robust Backstepping Control with Active Damping Strategy for Separating-Metering Electro-Hydraulic System

open access: yesApplied Sciences, 2019
Electro-hydraulic servo systems are widely used in industrial applications. The load greatly affects the dynamic response of the separating-metering electro-hydraulic system.
Suhong Lin   +3 more
doaj   +2 more sources

The Design and Simulation of Electro-Hydraulic Velocity Control System [PDF]

open access: yes, 2011
In this paper, the principle of electro-hydraulic proportional control system are introduced, electro-hydraulic velocity control system are designed and can realize volevity control with high accuracy. In the system, relative amplitude abundant degree and phasic abundant degree and corresponding frequency of passing of Body system is easily obtained ...
Fengtao Lin, Lin, Fengtao
openaire   +2 more sources

Research on a Hydraulic Cylinder Pressure Control Method for Efficient Traction Operation in Electro-Hydraulic Hitch System of Electric Tractors

open access: yesAgriculture, 2023
The tractor is the primary power device of the agricultural production process. For the problem that the traditional electro-hydraulic hitch control method for tractors cannot simultaneously meet the requirements of maintaining a constant ploughing depth
Zhenhao Luo   +5 more
doaj   +2 more sources

Energy consumption in a large- scale 3D electro-osmosis-hydraulic synergism system for sludge consolidation

open access: yesShuiwen dizhi gongcheng dizhi, 2023
The 3D electro-osmosis-hydraulic synergistic consolidation method is proposed based on the theory of electroosmosis and consolidation to solve the problem of the high energy consumption and large-scale simulation of practice conditions for low ...
Ruoxuan ZHENG   +5 more
doaj   +1 more source

Fault monitoring of electric and hydraulic control system of remote control drilling rig

open access: yesMeikuang Anquan, 2021
It is often difficult to quickly troubleshoot and repair the complex electro-hydraulic control system of remote control drilling rigs. Therefore, it is proposed to establish its electro-hydraulic control system monitoring system to quickly find the ...
ZHANG Gang
doaj   +1 more source

Review on Inlet/Outlet Oil Coordinated Control for Electro-Hydraulic Power Mechanism under Sustained Negative Load

open access: yesApplied Sciences, 2018
Speed control and smooth regulation in an electro-hydraulic motion control system under negative load (over-running load) are crucial to mobile machineries, vehicles, and motion simulation equipment.
Wei Liu, Yunhua Li, Dong Li
doaj   +1 more source

Performance Improvement of a Conventional Hydraulic Elevator by Using Electro-Hydraulic Servo Mechanism [PDF]

open access: yesEngineering and Technology Journal, 2020
An electro-hydraulic elevator is a new type of enhanced elevators that are used in low-rise buildings that do not exceed more than three floors. In this paper, an electro-hydraulic servo system for controlling the speed of a hydraulic elevator prototype ...
Jamal Mohammed   +2 more
doaj   +1 more source

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